Where a data subject requests the rectification or erasure of personal data or the restriction of its processing, the controller must inform the data subject in writing—
The controller must comply with the duty under subsection (1)—
The controller may restrict, wholly or partly, the provision of information to the data subject under subsection (1)(b)(i) to the extent that and for so long as the restriction is, having regard to the fundamental rights and legitimate interests of the data subject, a necessary and proportionate measure to—
Where the rights of a data subject under subsection (1)(b)(i) are restricted under subsection (3), wholly or partly, the controller must inform the data subject in writing without undue delay—
Subsection (4)(a) and (b) do not apply to the extent that the provision of the information would undermine the purpose of the restriction.
The controller must—
Where the controller rectifies personal data, it must notify the competent authority (if any) from which the inaccurate personal data originated.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Where the controller rectifies, erases or restricts the processing of personal data which has been disclosed by the controller—
Where processing is restricted in accordance with section 47(3), the controller must inform the data subject before lifting the restriction.